UFC 141 weigh in results, information and details for 'Lesnar vs Overeem' on Dec. 29 in Las Vegas

The official weigh in event for UFC 141: "Lesnar vs. Overeem" is set to take place at the MGM Grand Garden Arena in Las Vegas, Nevada, on Thurs., Dec. 29, 2011.

The first fighter is expected to tip the scale at 7 p.m. ET.

As usual, MMAmania.com will provide up-to-the-second coverage of the UFC 141 weigh-ins, as well as provide a detailed recap of the festivities as soon as they conclude.

UFC 141 will be headlined by the return of former heavyweight champion Brock Lesnar, returning from intestinal surgery to welcome ex-Strikeforce and K-1 Champion Alistair Overeem to the Octagon. In lightweight action, Donald Cerrone will try to continue his rise to the top of the division against the dangerous Nate Diaz.

Here is the current UFC 141 fight card and line-up:

Main event:

265 lbs.: Brock Lesnar vs. Alistair Overeem

Main card (pay-per-view):

170 lbs.: Jon Fitch vs. Johny Hendricks
155 lbs.: Nate Diaz vs. Donald Cerrone
145 lbs.: Jim Hettes vs. Nam Phan
205 lbs.: Alexander Gustafsson vs. Vladimir Matyushenko

Spike TV Prelims:

145 lbs.: Ross Pearson vs. Junior Assuncao
155 lbs.: Danny Castillo vs. Anthony Njokuani

Preliminary card (Facebook):

155 lbs.: Efrain Escudero vs. Jacob Volkmann
170 lbs.: Luis Ramos vs. Matt Riddle
170 lbs.: Dong Hyun Kim vs. Sean Pierson
145 lbs.: Manny Gamburyan vs. Diego Nunes

For those fortunate enough to be in "Sin City" that weekend, remember the weigh-in is FREE to attend and open to the public. Doors to the weigh-in will open at 1 p.m. PT. In addition, UFC Fight Club members will be able to attend a special Q&A session with UFC heavyweight champion Junior dos Santos at 2 p.m. local time.

Remember that MMAmania.com will provide LIVE round-by-round, blow-by-blow coverage of the main card action on fight night (Fri., Dec. 30), which is slated to air at 10 p.m. ET on pay-per-view. The latest quick updates of the live action will begin to flow earlier than that around 7 p.m. ET with the preliminary bouts.

It's going to be a fun night of fights so don't miss it. And remember to check us out for all the pre, during and post-fight UFC 141 coverage you can handle.

For the latest UFC 141 news and notes check out our event archive right here.